Doctor profile · Federal record

Dr. Gopakumar Iyer, M.D.

Internal Medicine Physician (CMS: Medical Oncology) · Internal Medicine Physician · Hospitalist Physician · Hospitalist Physician · New York, NY

  • NPI 1689792756
  • Accepts Medicare
  • MIPS 79.4 / 100 · 2023
  • 23 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1275 York Ave
New York, NY 100656007
(646) 888-2649
Mailing address
633 3Rd Ave, Box 3
New York, NY 100176706

Credentials & registration

NPPES · NUCC
NPI registered
March 2007 — 19 yrs on file
Profile last updated
July 15, 2011
Year of graduation
2003 — 23 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
New York #247043 · Michigan #4301084242

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1689792756. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
800
Distinct HCPCS
2
Medicare allowed
$91,817
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 754 124 $109
99205 New patient office or other outpatient visit, 60-74 minutes 46 46 $204

In context: peer comparison

Among 559 peers in this city , average services per provider: 137. This provider delivers 5.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$21,855
Transactions
20
Manufacturers
8
Payer (manufacturer) Industry Txns Amount
PFIZER INC. 8 $6,781.04
EMD Serono, Inc. 2 $5,767.44
AstraZeneca Pharmaceuticals LP 4 $4,661.77
Daiichi Sankyo Inc. 1 $2,055.00
Eli Lilly and Company 2 $1,614.88
Janssen Scientific Affairs, LLC 1 $817.50
E.R. Squibb & Sons, L.L.C. 1 $101.69
Exelixis Inc. 1 $55.60

By nature of payment

Consulting Fee
$13,462
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program
$5,641
Honoraria
$1,992
Food and Beverage
$627
Travel and Lodging
$133

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
195
Patients
79
Total drug cost
$454,050
Drug Type Claims Patients Total cost
Ondansetron Hcl Generic 46 22 $1,104
Oxycodone Hcl Generic 32 15 $874
Prednisone Generic 23 11 $151
Triamcinolone Acetonide Generic 22 16 $169
Cabometyx (Cabozantinib S-Malate) Brand 18 0 $444,316
Dexamethasone Generic 18 15 $352
Pantoprazole Sodium Generic 13 0 $100
Xarelto (Rivaroxaban) Brand 12 0 $6,883
Tramadol Hcl Generic 11 0 $101

Frequently asked questions

Auto-generated from federal data
What is Dr. Gopakumar Iyer's medical specialty?
Dr. Gopakumar Iyer practices Internal Medicine Physician in New York, NY.
Where does Dr. Gopakumar Iyer practice?
Dr. Gopakumar Iyer practices at 1275 York Ave, New York, NY 100656007. Office phone: 6468882649.
What is Dr. Gopakumar Iyer's NPI?
Dr. Gopakumar Iyer's National Provider Identifier (NPI) is 1689792756, issued by NPPES.
Does Dr. Gopakumar Iyer accept Medicare assignment?
Yes. Dr. Gopakumar Iyer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gopakumar Iyer commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99205). Source: CMS Medicare Physician & Other Practitioners file.